package lzzy1;

import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.WebServlet;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.Collection;
@WebServlet(name="ListCakeServlet",urlPatterns = "/ListCakeServlet")
public class LIstCakeServlet extends HttpServlet {
    private static final long serialVersionUID = 1L;

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
       resp.setContentType("text/html;charset=utf-8");
        PrintWriter out =resp.getWriter();
        Collection<Cake> cakes=CakeDB.getAll();
        out.write("本站提供的蛋糕有:<br>");
        for(Cake cake : cakes){
            String url ="PurchaseServlet?id="+cake.getId();
            out.write(cake.getName()+"<a href='"+url+"'>点击购买</a><br>");
        }
    }
}
